Daily Sunspot Evaluation
Observation Details Wednesday, 17 August 2011
- No
- 16293
- Date
- 2011 / 08 / 17,257
- Time
- 06:10 UT
- Seeing
- 5 / 5
- Number of groups (g)
- 4
- Number of spots (f)
- 27
- Relative number (R)
- 67
- Lf
- 3
- P0
- 16.61°
- B0
- 6.72°
- L0
- 121.43°
- Observer
- Asuman GÜLTEKİN
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | NOAA |
|---|---|---|---|---|---|---|---|
| 1 | EAC – 18 | 16 | 62E | 59 | 59E | 10.7 | |
| 2 | AX_ – 1 | -16 | 12W | 133 | 15W | - | |
| 3 | BXO – 5 | -17 | 07E | 114 | 04E | 4.4 | |
| 4 | CRO – 3 | -21 | 67E | 54 | 64E | 6.7 |